Heart|Natural|GIA

1.51ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 2367408735

Certificate GIA 2367408735

Diamond specifications and retailer prices

From €5,328 EUR
HK$46,500 HKD
As of October 31, 2026
Save €6,584 EUR (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €11,912 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2367408735. Listed at 22 retailers as of October 30, 2026, with prices from €5,328 to €11,912, a €6,584 spread on the same certified stone. NZ Jewellers lists it at €11,912. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
D
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2367408735
Dimensions6.74 × 8.00 × 4.75 mm
L/W Ratio1.19
Top View
6.74 mm8.00 mm1.51 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2367408735
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €11,912 EUR|Low: €5,282 EUR|High: €12,209 EUR|Avg: €7,707 EUR|-2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 13€5,328 EUR
Retailer 18€5,471 EUR
Retailer 3€5,517 EUR
Retailer 20€5,918 EUR
Retailer 11€5,949 EUR
Retailer 5€5,956 EUR
Retailer 6€5,970 EUR
Retailer 14€5,973 EUR
Retailer 4€6,005 EUR
Retailer 8€6,452 EUR
Retailer 7€6,551 EUR
Retailer 16€6,716 EUR
Retailer 12€6,996 EUR
Retailer 9€7,134 EUR
Retailer 17€7,134 EUR
Retailer 19€7,376 EUR
Retailer 15€7,444 EUR
Retailer 2€8,749 EUR
Retailer 10€10,227 EUR
NZ Jewellers€11,912 EUR

41 data points across 20 retailers

22 retailers€5,328 EUR to €11,912 EUR

A
Cheapest Retailer
-
€5,328 EUR
HK$46,500 HKD
A
Retailer 2
-
€5,471 EUR
$6,112 USD
View
A
Retailer 3
-
€5,517 EUR
$6,164 USD
View
B+
Retailer 4
-
€5,918 EUR
CA$9,183 CAD
View
B+
Retailer 5
-
€5,949 EUR
$6,646 USD
View
Final sale: no returns
B+
Retailer 6
-
€5,956 EUR
$6,654 USD
View
B+
Retailer 7
-
€5,970 EUR
$6,670 USD
View
B+
Retailer 8
-
€5,973 EUR
$6,673 USD
View
B+
Retailer 9
-
€6,005 EUR
$6,709 USD
View
B+
Retailer 10
-
€6,452 EUR
$7,208 USD
View
B+
Retailer 11
-
€6,551 EUR
$7,319 USD
View
B+
Retailer 12
-
€6,716 EUR
£5,908 GBP
View
Retailer 13
-
€6,996 EUR
A$12,025 AUD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
€7,134 EUR
$7,970 USD
View
B+
Retailer 15
-
€7,134 EUR
$7,970 USD
View
B+
Retailer 16
-
€7,365 EUR
$8,229 USD
View
B+
Retailer 17
-
€7,376 EUR
$8,240 USD
View
B+
Retailer 18
-
€7,444 EUR
$8,317 USD
View
Retailer 19
-
€8,041 EUR
$8,983 USD
View
Price last confirmed 9 days ago
B
Retailer 20
-
€8,749 EUR
ZAR 157,914 ZAR
View
B
Retailer 21
-
€10,227 EUR
£8,997 GBP
View
Most Expensive
B
NZ Jewellers
e6352072-abf6-4d1e-8db0-feff62e9198d · Oct 30
€11,912 EUR
$13,308 USD
View
21 more retailers have this diamond
Prices start from €5,328 EURSave up to €6,584 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Heart
€5,328 EUR